149 results about "Wire tension" patented technology

The invention discloses a control system and method for a steel wire traction type overhead rail inspection robot with a sliding contact line, and relates to the technical field of modern industry and infrastructure construction.The system comprises a steel wire traction control module and traction devices connected with the two ends of a rail through steel wires, the traction devices are provided with servo motors, and the servo motors are used for driving traction wheels to rotate; the movement control of the inspection robot along the track is realized; the sliding contact line power supply control module comprises a sliding contact line laid along the track and a power taking device carried by the inspection robot, and the sliding contact line is matched with the power taking device and used for providing continuous and stable power supply control for the inspection robot; the steel wire traction control module is further integrated with a steel wire tension real-time monitoring control unit, and the steel wire tension real-time monitoring control unit is electrically connected with the servo motor and used for dynamically adjusting the output power of the servo motor according to the tension data of the steel wire, so that the tension of the steel wire is kept within the preset optimal range. According to the invention, intelligent control of the inspection robot can be realized.

The invention relates to the technical field of power transmission line icing disaster monitoring, in particular to a power transmission line deicing jump tripping risk early warning method, system and device and a storage medium. The visual monitoring device captures the motion trail of the ground wire in real time and calculates the spatial distance, meanwhile, a three-dimensional power simulation model of the power transmission line is constructed to simulate and calculate the jumping process of the wire after deicing, and the distance data obtained through the two means are fused to form the minimum insulation distance; on the basis of wire tension changes and ice coating thickness abrupt changes collected by the ice coating monitoring terminal and wire displacement characteristics captured by the visual monitoring equipment, the occurrence of a deicing jump event is judged through multi-source data cross validation; and when it is judged that the ice-shedding jump event occurs, the discharge voltage is calculated according to the minimum insulation distance in combination with the standard discharge characteristic curve, the discharge voltage is compared with the line operation voltage to obtain a voltage margin, tripping risk grading evaluation is performed based on the voltage margin, and corresponding early warning information is output. The problem that a dynamic process cannot be captured by traditional static monitoring is solved.

The invention discloses a winding device with a tension adjusting function for transformer production, and relates to the technical field of transformer production, the winding device comprises a pay-off rack, a positioning seat and a power seat, the pay-off rack is provided with a plurality of fixed shafts, and the fixed shafts are arranged on the positioning seat; compared with an existing winding device for transformer production, dynamic adjustment of wire tension is achieved, winding precision is greatly improved, friction force can be adjusted in real time according to the wire pay-off speed through cooperation of the brake disc at the end of the fixed shaft on the pay-off frame and the brake, it is ensured that the tension degree of the wire is stable in the winding process, and the winding efficiency is improved. The winding machine is further provided with a positioning mechanism, the positioning mechanism has an eccentricity correction function, in the winding process, if the axis of the transformer framework deviates, fine adjustment force can be applied to the end of the transformer framework through a correction assembly, so that eccentricity is automatically compensated, and the winding accuracy is improved. And the axis of the transformer framework and the axis of the ejector rod coincide again.

The utility model belongs to the technical field of tension beam structures, and particularly relates to a three-way pre-tightening steel wire tension beam structure. A three-way pre-tightening steel wire tension beam structure comprises a cross beam, a steel wire and a pre-tightening assembly, the pre-tightening assembly is installed on the cross beam, a steel wire groove is formed in the cross beam, and the steel wire is installed in the steel wire groove through the pre-tightening assembly; the utility model provides a three-way pre-tightening steel wire tension beam structure, and aims to solve the problem of balance between the bearing capacity and the self weight of a cross beam in a tension beam structure in the prior art.

There may be provided a cable management system for an electric vehicle charger. The cable management system may include a mechanical wire coupled to a charging cable associated with the electric vehicle charger and an enclosure. The cable management system may include a wire tension sensor engaging the mechanical wire. The wire tension sensor may generate a sensor output based on a force applied to the mechanical wire. The wire retractor may be configured to retract the mechanical wire into the enclosure and extend the mechanical wire from the enclosure. The cable management system may include a controller coupled to the wire tension sensor. The controller may be configured with instructions which, when executed, cause the controller to control the wire retractor based on an amount of force applied to the mechanical wire.

This invention discloses a winding device for transformer production with tension adjustment function, relating to the field of transformer production technology. The winding device includes a wire feeding frame, a positioning seat, and a power seat. The wire feeding frame is equipped with several fixed shafts. Compared with current transformer production winding devices, this invention achieves dynamic adjustment of wire tension, significantly improving winding accuracy. Through the cooperation of the brake disc and brake at the end of the fixed shaft on the wire feeding frame, the friction force can be adjusted in real time according to the wire feeding speed, ensuring stable wire tension during winding and effectively avoiding problems such as loose coils, excessive tightness, or coil stacking. This invention also includes a positioning mechanism with an eccentricity correction function. During the winding process, if the transformer skeleton axis deviates, the correction component can apply a fine-tuning force to the end of the transformer skeleton to automatically compensate for the eccentricity, making the transformer skeleton axis coincide with the top rod axis again.

The utility model relates to the technical field of blooming rivet nuts, and discloses a waterproof wire tension tester with a protection structure, which comprises a processing table and a fixed seat, connecting seats are fixed on two sides of the front end and the rear end of the processing table, and the tail end of a first bolt is connected to the inside of a connecting hole. The connecting seats are fixed at the front end and the rear end of the machining table, the connecting seats can also be fixed at the two sides of the machining table, then the shielding protection plates are arranged at the front position and the rear position of the machining table, and the transparent glass plate is fixed in the middle of the shielding protection plates. A first bolt is adopted to pass through a mounting hole and a connecting hole to complete locking and fixing of the shielding protection plate and the connecting seat, so that the shielding protection plate can shield the front and back positions of the machining table and can shield the two side positions in the same way, and after the material is broken, the follow-up swinging phenomenon of the material can be shielded by the shielding protection plate; therefore, the overall protection capability is well improved in the working process.

The application discloses a steady-state unwinding device, process and application of high-rigidity high-frangibility high-torque wire, and belongs to the field of textile processing technology.The device realizes controlled rotation of the yarn cylinder and steady-state circumferential unwinding of the wire by clamping and positioning the upper and lower ends of the yarn cylinder and combining up-down, left-right and front-back adjustable structures and damping control, thereby effectively inhibiting the problems of knotting, small braids and tension fluctuation of high-rigidity high-frangibility high-torque wire caused by residual torque in the unwinding process.The steady-state unwinding process can output the wire in a uniform and continuous state, is suitable for textile processing of inorganic non-metallic high-torque fiber, high-modulus high-torque organic fiber and high-twist high-twist yarn, and can stably feed into processes such as plying, doubling, heat setting and weaving, thereby ensuring the consistency of wire tension and the stability of product performance in the subsequent processing process.

The utility model relates to the technical field of drawing reducing diameter device, especially to a kind of crude product welding wire welding wire drawing reducing diameter device, its improve the convenience of control adjustment to welding wire tension size, improve the flexibility of welding wire drawing force adjustment;Including base and recess, recess is set on the outside wall of base;Still include resistance device, conveying device, adjusting device, spool, fixed base, first tension wheel and second tension wheel, the both ends of spool are embedded in recess inside, resistance device is provided on base, resistance device is used to provide resistance for the rotation of spool, fixed base is set on the outside wall of base, a plurality of first tension wheels are rotatably installed on fixed base, a plurality of second tension wheels are rotatably set on fixed base by adjusting device moving up and down, conveying device is set on fixed base, and conveying device is used to draw and convey welding wire.

The invention relates to the technical field of installation and construction of power distribution facilities, in particular to an automatic wire pulling method and traction device for a high-voltage bushing of a transformer. The method comprises the following construction steps: S1, testing a field environment which comprises a weather condition and a ground installation condition; s2, mounting a traction device, including designing a traction device mounting position and power connection; s3, controlling traction installation, including starting lead traction and detecting a traction state; and S4, detecting the mounting effect, including a connection stability test and a connection tension test. By means of automatic traction, the friction damage risk in manual operation is reduced, potential safety hazards caused by lead damage are reduced, through real-time monitoring and control, wire tension and connection stability are ensured, the long-term reliability of the transformer is improved, real-time monitoring is conducted through a sensor and a detection device, efficient and safe traction operation is achieved, and the production efficiency is improved. Real-time feedback is provided for the installation process, and possible abnormal conditions are found and processed in time.

The application discloses a wire cutting machine tool wire guide device and belongs to the technical field of processing equipment. The wire cutting machine tool wire guide device comprises a main beam and a tension adjusting mechanism, a wire diameter detecting mechanism, a guide mechanism and a collecting mechanism. The main beam is provided with the tension adjusting mechanism for adjusting the wire tension in real time. One side of the main beam is provided with the wire diameter detecting mechanism for detecting the wire diameter in multiple directions. One side of the main beam is provided with the guide mechanism for guiding the wire. One side of the wire diameter detecting mechanism and the guide mechanism is provided with the collecting mechanism for collecting impurities on the wire. The guide mechanism comprises a guide wire feeding assembly and an anti-interference assembly. The main beam is provided with the guide wire feeding assembly for guiding the wire feeding. In the above manner, the application can improve the accuracy of wire detection after wire feeding and the accuracy of wire diameter detection, can clean the wire surface in real time and prolong the service life of the wire.

The utility model relates to the technical field of wires, and discloses a fastener wire tension adjusting device which comprises a supporting frame, the front side of the supporting frame is connected with a plurality of sets of first supporting plates, the opposite sides of the two sets of first supporting plates are connected with screws, the front side of the supporting frame is connected with a rotating rod, the front side of the rotating rod is connected with a first gear, and the front side of the first gear is connected with a second gear. A second gear is connected to the side, close to the first gear, of the screw rod, the first gear is meshed with the second gear, a screw block is connected to the outer side of the screw rod, a tension device is connected to the front side of the screw block, and a limiting device is connected to the rear side of the rotating rod and the rear side of the supporting frame. According to the scheme, the supporting frame, the first supporting plate, the rotating rod, the screw rod, the first gear, the second gear and the screw block are arranged and matched, so that the screw block can be close to or away from the rotating rod, a wire placed on the outer side of the tension device is expanded, and the use stability of the fastener wire is improved.

The invention relates to the technical field of sewing machines, in particular to a multi-thread-trapper thread tension adjusting device which is characterized in that a driving motor drives a rotating shaft to rotate; the plurality of adjusting mechanisms are arranged in one-to-one correspondence with the adjusting nuts of the plurality of wire trappers; the adjusting mechanism comprises a friction wheel arranged opposite to the adjusting nut, a transmission piece connected with the rotating shaft and the friction wheel so as to drive the friction wheel to rotate, and a clutch piece connected with the friction wheel and driving the friction wheel and the adjusting nut to be pressed or not pressed. The invention further relates to a multi-yarn-trapper yarn tension adjusting method which adopts the device and comprises automatic adjustment and manual adjustment. The automatic adjustment is that the adjusting nuts of all the wire trappers or one or more of the wire trappers are compressed with the friction wheel, the driving motor drives the friction wheel to rotate through the rotating shaft and the transmission piece, and the friction wheel compressed with the adjusting nuts drives the adjusting nuts to rotate; the manual adjustment is that the adjusting nut of the wire clamp and the friction wheel are not tightly pressed, and the adjusting nut is manually rotated. Automatic synchronous or independent adjustment of the tension of the multi-thread-trapper thread can be achieved.

The invention discloses a calculation method for a running overhead line state. The calculation method comprises the following steps: acquiring measurement data and line parameters in real time; the measurement data comprises environment temperature, wind speed and direction, wire tension, sunlight intensity and load current, and the line parameters comprise strain section parameters and wire parameters; solving the conductor sag by using the wind speed and direction, the conductor tension, the strain section parameter and the conductor parameter; based on a proportional fusion correction mechanism, solving the average temperature of the line by using the conductor sag; solving the maximum heat capacity of the line by using the environment temperature, the sunlight intensity, the load current and the average temperature of the line; and adjusting the running current on the overhead line in real time according to the maximum thermal capacity of the line. On the basis of the method, the measurement data and the line parameters under the actual operation condition are utilized to replace the calculation of presetting the maximum allowable current-carrying capacity under the worst condition, so that the utilization rate of the invisible capacity is improved, the transmission efficiency of the overhead line is further improved, and the economical efficiency and the transportation capacity of the overhead line are improved.

The invention provides transformer coil winding equipment which comprises a pay-off mechanism, the pay-off mechanism comprises a fixing assembly and a guiding assembly, the guiding assembly is connected with the side face of the fixing assembly, the fixing assembly comprises a wire roller supporting module and a fixing module, a tension adjusting module is arranged on the fixing module, and the wire roller supporting module is in transmission connection with the tension adjusting module; the guide assembly comprises a pressure sensor and a plurality of guide wheels, the pressure sensor is arranged among the plurality of guide wheels, the pressure sensor is connected with the tension adjusting module, and the rotating speed of the pay-off roller is adjusted according to the tension of the wire detected by the pressure sensor in real time. The pressure sensors are installed among the multiple guide wheels so that the tension state of the wire can be monitored in real time, and it is ensured that the tension of the wire in the winding process is kept within a limited range.

The utility model relates to the technical field of tension detection, in particular to a pay-off tension detection device. Guide wheel sets are arranged on the portions, located on the two sides of the detection assemblies, of the installation base, each detection assembly comprises a tension detector arranged on the installation base and a wire passing guide wheel connected to the tension detector, the wire passes through the guide wheel sets and the wire passing guide wheels in the conveying process, and the tension of the wire is detected in real time through the tension detectors; therefore, the purpose of detecting the tension of the wire is achieved, and the wire processing quality is ensured. Meanwhile, the two groups of wire passing guide wheels are coaxially and oppositely arranged, each guide wheel group comprises a plurality of guide wheels, the guide wheels of each guide wheel group are used for guiding a single wire, the number of the guide wheels of each guide wheel group is matched with that of the wire passing guide wheels, and then each group of wire passing guide wheels and the tension detector are used for detecting the single wire; by arranging the multiple guide wheels and the detection assemblies, multiple wires can be conveyed at the same time, tension detection is conducted, and the production efficiency is improved.

The utility model belongs to the technical field of motor manufacturing, and particularly relates to a winding device for motor manufacturing, which comprises a base, a second guide plate is mounted on a first guide block, a second guide groove is formed in the second guide plate, a second guide block is assembled in the second guide groove, a lifting block is mounted on the second guide block, and the lifting block is mounted on the base. A lifting block is installed on the base, an indicator lamp is installed on the lifting block, a sliding groove is formed in the lifting block, a sliding block is assembled in the sliding groove, a first electrode plate is installed on the bottom side of the sliding block, a second electrode plate is installed on the inner wall of the sliding groove, and a wire guide wheel is rotatably installed on the sliding block. When the wire guide wheel vertically moves downwards, the wire is pressed downwards under the action of the gravity of the wire guide wheel till the wire is in a tensioning state, the tensioning force adjusting assembly is closed, the structure can automatically and conveniently adjust the tensioning force of the wire, the situation that the outer diameters of coils are inconsistent is avoided, and the regularity of the wire is improved.

This invention relates to the field of auxiliary equipment technology for fully automatic winding machines, and more particularly to a guide wheel anti-deviation component for fully automatic winding machines, including an anti-deviation structure installed on the winding machine body. This component uses a servo motor and screw transmission mechanism built into the vertical swing arm to drive the connecting moving block and the horizontal swing arm, achieving active lifting and lowering adjustment of the guide wheel, forming a high-response, low-hysteresis active tension control system. The guide wheel shaft integrates a miniature tension sensor, which can provide real-time feedback on wire tension. Combined with the servo motor, it achieves closed-loop precise control, effectively suppressing tension fluctuations and wire deviation during high-speed winding. Furthermore, the horizontal swing arm is connected to the slider via a T-shaped slide rail, and the slider is equipped with a screw locking structure, facilitating flexible adjustment of the guide wheel's horizontal position to adapt to different wire specifications and winding process requirements. This invention combines rapid response, precise control, and good adaptability, significantly improving the stability of winding tension and the quality of the finished winding product.

The invention discloses a cable processing stranding machine with a broken wire protection function, which relates to the technical field of stranding machines and comprises a base, a winch, an unwinding assembly, a stranding mechanism and a broken wire detection assembly. The broken wire detection assembly is used for detecting wire tension and controlling equipment to start and stop; the stranding mechanism is provided with a doubling die, and the doubling die is movably connected with an anti-loosening assembly which can move and rotate in the axial direction to lock a wire when wire breakage is detected. According to the invention, the floating pulley supported by the buffer spring, and the proximity switch and the induction block which are matched with each other are arranged on the connecting frame, so that the floating pulley is kept at a specific position by using tension generated during normal stranding of a wire; once the wire is broken, tension disappears, the buffer spring releases elastic potential energy, and the floating plate is pushed to move to enable the induction block to break away from the induction range of the proximity switch. The system can rapidly detect signal loss and control the motor to stop, thereby effectively preventing poor cable twisting quality and raw material waste caused by continuous operation of equipment after wire breakage.

The application discloses a kind of split conductor spacers convenient for line installation, specifically belongs to spacer field, including spacer frame, wire clamp component, preliminary locking assembly, offset stop component and center drive assembly, wire clamp component is distributed around on spacer frame, wire clamp component includes wire clamp base and gland, one end of gland is provided with hinged long hole, and one end of wire clamp base can be offset hinged by hinged long hole with the gland, so that the gland can be offset relative to wire clamp base along the radial direction of wire outward under the action of wire tension, preliminary locking assembly is set on wire clamp base, for the preliminary locking of closed gland, offset stop component is set on wire clamp base and cooperates with gland, for the one-way locking of offset generated by gland under the action of wire tension, to further lock wire clamp base and gland with preliminary locking assembly, center drive assembly is set in spacer frame, for controlling offset stop component to grab and release gland.

The invention discloses a constant tension tubular stranding machine for a transformer and a use method thereof, and relates to the technical field of tubular stranding machines, the constant tension tubular stranding machine comprises a stranding machine body, and further comprises a protection mechanism, detection mechanisms, a guide mechanism and a tension adjusting mechanism, the protection mechanism is installed on the outer side of the stranding machine body, and the multiple detection mechanisms are installed in an inner cavity of the stranding machine body; the detection mechanism is used for tension induction of a single wire, the guide mechanism is installed on one side of the detection mechanism, and the tension adjusting mechanism is used for automatic micro tension adjustment and power-driven large tension adjustment of the single wire. The detection mechanism, the guide mechanism and the tension adjusting mechanism are matched, the detection mechanism monitors the tension of the single wire in real time, automatic fine adjustment and large tension adjustment are achieved in combination with the tension adjusting mechanism, it is ensured that the tension is stabilized within a set range in the twisting process, and abrasion of the outer wall of the single wire can be reduced in cooperation with the guide mechanism; the phenomenon of non-uniform tension is reduced, and the uniformity and quality of stranded wires are improved.

The invention relates to the technical field of disaster circuit data prediction processing, and relates to a wind-sand disaster intelligent evaluation system based on time sequence data analysis. Multi-dimensional time sequence data of wire tension, wind speed and wind direction included angle in a high-voltage overhead transmission line are acquired in real time; through real-time calculation of a dynamic geometric response of a wire with a specific span under a complex sand wind load, after a predefined dangerous windage yaw early warning signal is captured, an affected target section is intelligently screened out through a logic discrimination module, and an accurate regulation and control instruction is issued to a transformer substation. According to the method, the key critical point of tower body discharge caused by pneumatic instability of the wire can be accurately judged, so that the operation safety index and the real-time risk situation of the to-be-defended section are obtained. Advanced early warning and refined quantification of the hidden danger of the physical posture of the line are realized, and the accuracy and scientificity of the operation safety management and control of the power transmission corridor are greatly improved.

The application discloses a plug-in inductance winding process control method based on production parameter dynamic compensation, aiming at the problems of unstable inductance and uneven structure in the traditional process, and proposes a closed-loop compensation control strategy with a physical field evolution model as the core. The method first constructs an ideal physical field benchmark model according to target inductance parameters and structure, describes the evolution law of characteristics such as magnetic field, electric field or impedance in the ideal state. In the actual winding process, the physical field signal is collected through the sensor, and the wire tension, spindle speed and other production parameters are obtained to generate a physical field distribution snapshot of the current winding state. The system compares the extracted actual characteristics with the benchmark model, identifies the dominant disturbance source causing the deviation in combination with real-time production parameters, and outputs a disturbance type label carrying causal information. According to the label and the production parameter change trend, the compensation instruction is dynamically generated and executed to fine-tune the tension, wire arrangement track or density, and ensure the consistency and accuracy of the inductance finished product.

The utility model discloses a cable conductor stranding device, including the bottom plate, the bottom plate top fixedly connected with the vertical board, the vertical board has set up the take -up hole, the tensioning mechanism, the tensioning mechanism includes the tensioning support, the tightening roller, the second motor, the lead screw, the sliding block, the tensioning support fixedly connected in the bottom plate middle, the tightening roller swing joint is connected on the tensioning support side wall top, the tensioning support has set up the sliding rail, the second motor fixedly connected at the tightening roller top surface, the lead screw fixedly connected at the power output of second motor, the sliding block screw connection is on the lead screw, the sliding block side wall with another tightening roller swing joint, the utility model discloses through the take -up groove sliding of wire on two tightening rollers and makes the stranding wire tension, avoids the inside loose of wire, through the brake mechanism and timely stops the pay -off roller, prevents the pay -off roller and because inertia and releases too much single -wire.

The utility model discloses a kind of bare aluminium wire winding devices, including bearing frame, the bearing frame upper end middle part is equipped with sliding slot, the support of L type structure is arranged in the sliding slot, two groups of adjusting sleeve with telescopic structure are symmetrically installed on the one side wall of the support, the built-in buffer spring of adjusting sleeve, lifting cavity is equipped in the one side wall of the support. Advantageous effect lies in: the utility model is through setting a group of adjusting sleeve and the self-adapting adjusting mechanism of buffer spring, in the winding process of bare aluminium wire, with the winding of bare aluminium wire received tension will be more and more big, simultaneously winding drum can also be subjected to the tension of bare aluminium wire, at this time under the action of adjusting sleeve and buffer spring can make winding drum along sliding slot move and offset a part of tension, and then realize the self-adapting adjustment to bare aluminium wire tension, guarantee its winding effect and use performance.

This utility model discloses a wire storage device for over-release protection of floating stranded wire, including a base, a floating arm hinged to the base, a guide wheel assembly installed at the free end of the floating arm, and a constant force mechanism acting on the floating arm. The guide wheel assembly is arranged on the wire path between the wire feeding wheel and the tensioner of the stranding machine. The floating arm can swing around the hinge axis according to the change of wire tension, and the temporary storage and release of wire is realized by the rise and fall of the swing path. This utility model solves the problem of wire slack accumulation and delamination caused by inertial over-release in passive wire feeding by using a floating arm-type wire storage mechanism and a double guide wheel spatial limiting structure, and realizes the self-adjustment and stabilization of stranded wire tension.

The utility model discloses a wire tension tester in the field of tension testers, which comprises a testboard, a support is vertically fixed on the testboard, a slide block capable of moving up and down is arranged on one side of the support, and the slide block is connected with the support through a guide rail. A rotating motor is arranged at the top of the support, the output end of the rotating motor is connected with a rotating screw, the rotating screw penetrates through the middle of the sliding block to rotate, and an external thread body is arranged outside to drive the sliding block to move on the guide rail. One side of the sliding block is connected with an upper clamping assembly used for clamping one end of a wire, the upper clamping assembly is composed of an upper clamping bottom plate and an upper clamping panel, the panel is detachably attached and fixed to one side of the bottom plate, and an upper concave-convex face is arranged between the upper clamping bottom plate and the upper clamping panel. A lower clamping assembly is arranged below the upper clamping assembly and used for clamping the other end of the electric wire, the lower clamping assembly is similar in structure, a bottom plate of the lower clamping assembly is fixed to the testing table through a tension sensor, and a lower concave-convex face is arranged between the bottom plate and the testing table. The testing machine is simple in structure, meanwhile, the friction force between the clamping panel and the bottom plate is increased, and the electric wire is effectively prevented from sliding or falling off during stretching.

The invention relates to the field of electric reactors, and provides an automatic dry-type air-core electric reactor winding system and method.The automatic dry-type air-core electric reactor winding system comprises an X-Y-Z three-axis linkage mechanical arm, a wire guiding device, a tension control system and an interlayer insulation isolation device; the X-Y-Z three-axis linkage mechanical arm is used for realizing three-dimensional space positioning of the coil; the wire guiding device comprises a plurality of guiding wheels which are arranged along a wire conveying path in a mode of being matched with the natural trend of a wire and guide the wire to be conveyed in the direction of the winding head. The tension control system is used for adjusting wire tension; the interlayer insulation isolation device inserts an insulating material provided by an insulating material supply unit into the interlayer through an automatic insertion mechanism after winding of each layer is completed; the control device is electrically connected with the X-Y-Z three-axis linkage mechanical arm, the tension control system and the interlayer insulation isolation device. According to the invention, the winding working efficiency of the large-section dry-type air-core reactor is obviously improved. The tension control system adjusts the tension of the wire in real time, so that the tension of the wire is stable and controllable in the winding process.

The present application relates to wire tensioning technology in the field of wire drawing equipment, and particularly relates to an automatic wire drawing machine for fastener production, which comprises a wire drawing die and further comprises: a pump core, one end of the circular tubular body of the pump core is provided with a flange one, and a ring-shaped pressure sensor is connected between the flange one and the outlet end of the wire drawing die. The automatic wire drawing machine for fastener production provides a wire tension control function for wire drawing processing, wherein, unlike the tension wheel or tension roller in the existing wire buffer mechanism, the present application passes the wire through the wire passing cylinder in the form of a spiral, controls the wire pitch of the wire on the wire passing cylinder to achieve wire tension control, and further uses the adjustable hydraulic transmission structure to take the tension of the wire drawing die and the tension of the wire as the trigger condition for adjusting the control tension of the wire passing cylinder, so that self-adaptive tension control is achieved, and the equipment has fast response speed, small space occupation, simple structure and is easy to use and maintain.

The utility model discloses a kind of fancy core yarn twisting package mechanisms with gradual change color effect, including core wire unwinding and twisting mechanism, core wire tension control mechanism, take-up mechanism, wire covering and wrapping mechanism, guide mechanism, support, T type guide tube in the utility model can be replaced, when guide hole appears aperture variation etc. When the problem of long-term use, only need to replace new T type guide tube, guide precision can be restored, ensure that wire covering can be accurately, stably wrapped on core wire, ensure that the quality of fancy core yarn with gradual change color effect is stable and reliable, solve the problem that guide tube in the structure is not replaceable, flexibility is not enough when for different diameter core wire or wire covering, simultaneously, due to wire covering frequent through guide hole friction, aperture may be enlarged for long-term use, affect guide precision.